Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 47208c9941e8752c6fc3e093e1bb03d0b35b9072229f2abf5ec1eace8048c46c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^